dsh-usage-card: DSH Web Sidebar Usage Card

`dsh-usage-card` is a sidebar plugin for DeepSeek Harness Web that lets you monitor token usage, balance, and spending in real time. It supports 7-day and 30-day statistics and offers a toggle between “Official Data” and “Estimated Data” modes. The plugin is released under the MIT license and features adaptive layout when the sidebar is collapsed, automatic updates, and custom price configuration. Installation requires the command line, and logging in to the platform is required to obtain a token for viewing official data.